20 II GEOLOGICAL SURVEY OF CANADA. 



Gold and Silver crystalline calcite, the latter preponderating; it contained some 



assays. 

 Province of 

 Ontario, cont. 



assays. .. ., 



Province of native silver. Assay gave : 



Gold None. 



Silver 108.733 ounces to the ton of 2,000 lbs. 



12. — From Spar Island, Lake Superior. 



The specimen, a single fragment, weighed about three and three- 

 quarter ounces. It consisted of coarsely crystalline calcite, asso- 

 ciated with quartz and holding a very small quantity of copper- 

 glance and a little native silver. It contained : 



Gold None. 



Silver 6.358 ounces to the ton of 2,000 tbs. 



13. — From lot eleven, township of Mclntyre, between the Duncan Mine 

 and Current Eiver, Thunder Bay, Lake Superior. 

 Eeceived through Dr. R. Bell from J. Dewe, Esq. 

 A coarsely crystalline, white, transparent calcite, with a consid- 

 erable quantity of blende, a little galena and copper pyrites, some 

 dark greenish-black chloritic matter and some quartz. It contained 

 only: 



Silver „ Traces. 



Districtof DISTRICT OF KEEWATIN. 



Keewatin. 



All the specimens from this district were received from Dr. R. Bell. 



Assays Nos. 14 to 33 inclusive were conducted by Mr. Frank D. Adams. 



14 — From one of a number of veins found about three miles from the 

 south-west extremity of Long Island, east coast of Hudson's Ba}^. 



White translucent vitreous quartz, with light brownish-pink 

 tourmaline and a dark-green massive chloritic mineral ; in parts 

 slightly stained with oxide of iron. Weight of speimcen, five and 

 three-quarter ounces. 



It contained neither gold nor silver . 



15. — From Lake of the Woods, twentj^-five miles south-west of Rat 

 Portage. 



Presented to Dr. Bell by Inspecting Chief Factor McTavish. 

 Massive, fine crystalline iron-pyrites, with a little hyd rated 

 oxide of iron. Weight of specimen, eleven and a quarter ounces. 

 It contained neither gold nor silver. 



1G. — Found six miles north of Richmond Gulf. 



Whitish translucent quartz and pyrite, the latter much 



